Footwear sole



FIG. 1 is a bottom view of an a footwear sole;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is another bottom perspective view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a right side view thereof; and,

FIG. 8 is a left side view thereof.

The broken line showings in the figures are for the purpose ofillustrating an environment only and form no part of the claimed design.

CLAIM The ornamental design for a footwear sole, as shown and described.